Pith Number

pith:ANPRYURF

pith:2014:ANPRYURFVLV5INIRWFEYXHMELI

not attested not anchored not stored refs pending

On the Theoretical Guarantees for Parameter Estimation of Gaussian Random Field Models: A Sparse Precision Matrix Approach

Enrique del Castillo, Necdet Serhat Aybat, Sam Davanloo Tajbakhsh

arxiv:1405.5576 v5 · 2014-05-21 · stat.ML · stat.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ANPRYURFVLV5INIRWFEYXHMELI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T02:05:35.098662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

035f1c5225aaebd43511b1498b9d845a3c8a30ce8b235039af567312e2e36ff1

Aliases

arxiv: 1405.5576 · arxiv_version: 1405.5576v5 · doi: 10.48550/arxiv.1405.5576 · pith_short_12: ANPRYURFVLV5 · pith_short_16: ANPRYURFVLV5INIR · pith_short_8: ANPRYURF

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ANPRYURFVLV5INIRWFEYXHMELI \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 035f1c5225aaebd43511b1498b9d845a3c8a30ce8b235039af567312e2e36ff1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf9b721e2a83e65a7f9c3fc2e9cf2019682763457249e6d78aa68493e2031058",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-05-21T23:54:14Z",
    "title_canon_sha256": "d4c1c3e0f6bae2eeb72ae2551703b2fef97a3aa54f6264342b80677109ad0088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5576",
    "kind": "arxiv",
    "version": 5
  }
}